removed global variable pollution

1 files changed, 1 insertions, 1 deletions

diff --git a/utils/raster.js b/utils/raster.js
index 1e17838..c1a204b 100644
--- a/utils/raster.js
+++ b/utils/raster.js
@@ -6,7 +6,7 @@ const vec = require('./vec');
 module.exports = function(space){
   // just use .subsection
   let tiles = {};
-  dim = ms(space).map(coord => vec.charToTile(coord));
+  let dim = ms(space).map(coord => vec.charToTile(coord));
   for (let y=dim[0][0]; y<=dim[0][1]; y++) for (let x=dim[1][0]; x<=dim[1][1]; x++){
     let tile = tileToChar([y,x]);
     tiles[tile] = space.subsection(tile, vec.add(tile, [8,16]));